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Children's toilet training device with differentiating means

Education and demonstration – Physical education
Patent

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Childs counting book

Education and demonstration – Mathematics – Arithmetic
Patent

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Chinese character coding method using five stroke codes and doub

Education and demonstration – Computer logic – operation – or programming instruction
Patent

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Chore buddy

Education and demonstration – Psychology – Behavior or performance display
Reexamination Certificate

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Choreographed athletic movement to music

Education and demonstration – Physical education
Reexamination Certificate

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Christian learning tool

Education and demonstration – Religion
Reexamination Certificate

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Chronic obstructive pulmonary disease simulator

Education and demonstration – Anatomy – physiology – therapeutic treatment – or surgery...
Reexamination Certificate

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Circular, piece-matching math educational aid

Education and demonstration – Mathematics – Arithmetic
Patent

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Classification language and method

Education and demonstration – Language
Patent

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Classroom demonstration calculator

Education and demonstration – Occupation – Keyboard operation
Patent

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Classroom instructional tool

Education and demonstration – Means for demonstrating apparatus – product – or surface... – Chalkboard or equivalent means having easily erasable surface
Reexamination Certificate

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Claymore training device

Education and demonstration – Organized armed or unarmed conflict or shooting
Patent

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Clinical and/or surgical training apparatus

Education and demonstration – Anatomy – physiology – therapeutic treatment – or surgery... – Anatomical representation
Reexamination Certificate

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Clinical simulation workstation

Education and demonstration – Anatomy – physiology – therapeutic treatment – or surgery... – Dentistry
Patent

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Clock for educational purposes

Education and demonstration – Telling time or calendar reading
Patent

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Clock teaching aid

Education and demonstration – Telling time or calendar reading
Reexamination Certificate

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Closed finger painting device

Education and demonstration – Visual art or craft – artistic adornment – or color training... – Color display
Patent

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Closed loop ski simulation and instructional system

Education and demonstration – Physical education – Skiing
Patent

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Cloth chart for learning characters

Education and demonstration – Means for demonstrating apparatus – product – or surface... – Display panel – chart – or graph
Patent

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Clothes for infant education

Education and demonstration – Physical education – Developing or testing coordination
Reexamination Certificate

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